OT-2026-000042797
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, sustained blow-off after set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000042797) never changes.
Identity and time
| Publication number | OT-2026-000042797 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d0-78f7-8b22-d3a42719a401 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042797 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3ab6a35a5ef5343c6906a64485b7db6819236a6be4af600590d9039235826d45 |
|---|---|
| Markdown | d27a7f83b7d47ce129bd84d5de404326ba9988929f732efb7053735802c973b5 |
| Publication page | 06d4c07ec19d4069f15f9f1985605eb124a06c35cf366b48274e3ef8415e54ca |
| Manifest | 93e9f7338405920965542e6c20e94c57791ae28040bc24f260c80ab66ca09928 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | UfB3w/9w9lur+xcSoKHdvIIjQ6cukrv9WtM7YtVhQF4DvoUJpUv9K3YTpIS8CVYM6HhToKi8baH6ktqqY+d7BA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:15:15.992343Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042797observed 06d4c07ec19d4069f15f9f1985605eb1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:15.972430Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042797/manifest.jsonobserved 93e9f7338405920965542e6c20e94c57...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:15.953768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042797/publication.mdobserved d27a7f83b7d47ce129bd84d5de404326...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:15.935611Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042797/publication.txtobserved 3ab6a35a5ef5343c6906a64485b7db68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|